feat(F2+T4.13): ChangeNetworkParent dialog + PackageFeature checkbox matrix

F2: ChangeNetworkParent UI
- Add ChangeParentDialog with parent ID, leg, reason fields
- Add 'تغییر والد' button to UserNetworkInfo operations

T4.13: PackageFeature checkbox matrix
- Update NuGet to v0.0.188
- Add ClubFeature checkbox list to CreateDialog and UpdateDialog
- Load features via ConfigClient.GetClubFeaturesAsync
- Sync selected FeatureIds to proto request on save

src/BackOffice/BackOffice.csproj

@@ -138,7 +138,7 @@
     
     <!-- CMS Protobuf NuGet package (used for both local dev and Docker builds) -->
     <ItemGroup>
-        <PackageReference Include="Foursat.CMSMicroservice.Protobuf" Version="0.0.187" />
+        <PackageReference Include="Foursat.CMSMicroservice.Protobuf" Version="0.0.188" />
     </ItemGroup>
     
     <!-- ============================================================ -->

src/BackOffice/Pages/Network/Components/ChangeParentDialog.razor

@@ -0,0 +1,78 @@
+@using CMSMicroservice.Protobuf.Protos.NetworkMembership
+
+<MudDialog>
+    <TitleContent>
+        <MudText Typo="Typo.h6">
+            <MudIcon Icon="@Icons.Material.Filled.SwapHoriz" Class="ml-1" />
+            تغییر والد در شبکه
+        </MudText>
+    </TitleContent>
+    <DialogContent>
+        <MudAlert Severity="Severity.Warning" Dense="true" Class="mb-4">
+            ⚠️ این عملیات حساس است و ساختار درخت شبکه را تغییر می‌دهد.
+            تاریخچه تغییر ثبت خواهد شد.
+        </MudAlert>
+
+        <MudForm @ref="_form">
+            <MudStack Spacing="3">
+                <MudTextField T="string" 
+                              Label="کاربر فعلی" 
+                              Value="@UserDisplayName"
+                              ReadOnly="true"
+                              Variant="Variant.Outlined"
+                              Adornment="Adornment.Start"
+                              AdornmentIcon="@Icons.Material.Filled.Person" />
+
+                <MudNumericField T="long" 
+                                 @bind-Value="_newParentId"
+                                 Label="شناسه والد جدید"
+                                 Required="true"
+                                 RequiredError="شناسه والد جدید الزامی است"
+                                 Variant="Variant.Outlined"
+                                 Adornment="Adornment.Start"
+                                 AdornmentIcon="@Icons.Material.Filled.PersonSearch"
+                                 Min="1" />
+
+                <MudSelect T="int" 
+                           @bind-Value="_newLeg"
+                           Label="ساق جدید"
+                           Required="true"
+                           Variant="Variant.Outlined"
+                           Adornment="Adornment.Start"
+                           AdornmentIcon="@Icons.Material.Filled.AccountTree">
+                    <MudSelectItem T="int" Value="0">چپ (تیم اول)</MudSelectItem>
+                    <MudSelectItem T="int" Value="1">راست (تیم دوم)</MudSelectItem>
+                </MudSelect>
+
+                <MudTextField T="string"
+                              @bind-Value="_reason"
+                              Label="دلیل تغییر"
+                              Required="true"
+                              RequiredError="دلیل تغییر الزامی است"
+                              Variant="Variant.Outlined"
+                              Lines="3"
+                              Placeholder="دلیل جابجایی کاربر در شبکه را وارد کنید..."
+                              Adornment="Adornment.Start"
+                              AdornmentIcon="@Icons.Material.Filled.Description" />
+            </MudStack>
+        </MudForm>
+    </DialogContent>
+    <DialogActions>
+        <MudButton OnClick="Cancel" Color="Color.Default">انصراف</MudButton>
+        <MudButton OnClick="Submit" 
+                   Color="Color.Error" 
+                   Variant="Variant.Filled" 
+                   Disabled="_isSubmitting"
+                   StartIcon="@Icons.Material.Filled.SwapHoriz">
+            @if (_isSubmitting)
+            {
+                <MudProgressCircular Size="Size.Small" Indeterminate="true" Class="ml-2" />
+                <span>در حال انجام...</span>
+            }
+            else
+            {
+                <span>تغییر والد</span>
+            }
+        </MudButton>
+    </DialogActions>
+</MudDialog>

src/BackOffice/Pages/Network/Components/ChangeParentDialog.razor.cs

@@ -0,0 +1,66 @@
+using CMSMicroservice.Protobuf.Protos.NetworkMembership;
+using Microsoft.AspNetCore.Components;
+using MudBlazor;
+
+namespace BackOffice.Pages.Network.Components;
+
+public partial class ChangeParentDialog
+{
+    [Parameter] public long UserId { get; set; }
+    [Parameter] public string UserDisplayName { get; set; } = "";
+    [CascadingParameter] IMudDialogInstance MudDialog { get; set; } = default!;
+
+    [Inject] public NetworkMembershipContract.NetworkMembershipContractClient NetworkContract { get; set; } = default!;
+
+    private MudForm _form = default!;
+    private long _newParentId;
+    private int _newLeg;
+    private string _reason = "";
+    private bool _isSubmitting;
+
+    private async Task Submit()
+    {
+        await _form.Validate();
+        if (!_form.IsValid)
+            return;
+
+        if (_newParentId == UserId)
+        {
+            Snackbar.Add("والد جدید نمی‌تواند خود کاربر باشد.", Severity.Error);
+            return;
+        }
+
+        _isSubmitting = true;
+        StateHasChanged();
+
+        try
+        {
+            var request = new ChangeNetworkParentRequest
+            {
+                UserId = UserId,
+                NewParentId = _newParentId,
+                NewLeg = _newLeg,
+                Reason = _reason
+            };
+
+            await NetworkContract.ChangeNetworkParentAsync(request);
+            Snackbar.Add("والد کاربر با موفقیت تغییر کرد.", Severity.Success);
+            MudDialog.Close(DialogResult.Ok(true));
+        }
+        catch (Grpc.Core.RpcException ex)
+        {
+            Snackbar.Add($"خطا: {ex.Status.Detail}", Severity.Error);
+        }
+        catch (Exception ex)
+        {
+            Snackbar.Add($"خطا در تغییر والد: {ex.Message}", Severity.Error);
+        }
+        finally
+        {
+            _isSubmitting = false;
+            StateHasChanged();
+        }
+    }
+
+    private void Cancel() => MudDialog.Cancel();
+}

src/BackOffice/Pages/Network/UserNetworkInfo.razor

@@ -434,6 +434,12 @@
                                       OnClick="@(() => NavigationManager.NavigateTo($"/commission/payouts?userId={UserId}"))">
                                 پرداخت‌های کاربر
                             </MudButton>
+                            <MudButton Variant="Variant.Outlined"
+                                      Color="Color.Warning"
+                                      StartIcon="@Icons.Material.Filled.SwapHoriz"
+                                      OnClick="OpenChangeParentDialog">
+                                تغییر والد
+                            </MudButton>
                             <MudButton Variant="Variant.Outlined" 
                                       Color="Color.Secondary"
                                       StartIcon="@Icons.Material.Filled.Refresh"
@@ -537,4 +543,28 @@
             _ => "نامشخص"
         };
     }
+
+    private async Task OpenChangeParentDialog()
+    {
+        var displayName = $"{_userInfo.UserName} (ID: {UserId})";
+        var parameters = new DialogParameters<Network.Components.ChangeParentDialog>
+        {
+            { x => x.UserId, UserId },
+            { x => x.UserDisplayName, displayName }
+        };
+        var options = new DialogOptions
+        {
+            MaxWidth = MaxWidth.Small,
+            FullWidth = true,
+            CloseOnEscapeKey = true
+        };
+        var dialog = await DialogService.ShowAsync<Network.Components.ChangeParentDialog>("تغییر والد شبکه", parameters, options);
+        var result = await dialog.Result;
+
+        if (result is { Canceled: false })
+        {
+            await LoadUserInfo();
+            await LoadNetworkHistory();
+        }
+    }
 }

src/BackOffice/Pages/Package/Components/CreateDialog.razor

@@ -1,4 +1,5 @@
 @using CMSMicroservice.Protobuf.Protos.Package
+@using CMSMicroservice.Protobuf.Protos.Configuration
 @using BackOffice.Common.BaseComponents
 @using Microsoft.AspNetCore.Components.Forms
 @using Tizzani.MudBlazor.HtmlEditor
@@ -93,6 +94,22 @@
                 </MudItem>
             </MudStack>
 
+            @if (_features.Any())
+            {
+                <MudText Typo="Typo.subtitle1" Class="mt-4 mb-2"><strong>ویژگی‌های پکیج</strong></MudText>
+                <MudStack Row="true" Wrap="Wrap.Wrap">
+                    @foreach (var feature in _features)
+                    {
+                        <MudCheckBox T="bool"
+                                     Value="@(_selectedFeatureIds.Contains(feature.Id))"
+                                     ValueChanged="@((bool v) => ToggleFeature(feature.Id, v))"
+                                     Disabled="_isLoading"
+                                     Label="@feature.Title"
+                                     Color="Color.Primary" />
+                    }
+                </MudStack>
+            }
+
             <MudItem xs="12">
                 <MudHtmlEditor @bind-Html="Model.Description" MinHeight="300px">
                     <MudHtmlToolbarOptions InsertImage="false" />

src/BackOffice/Pages/Package/Components/UpdateDialog.razor

@@ -1,4 +1,5 @@
 @using CMSMicroservice.Protobuf.Protos.Package
+@using CMSMicroservice.Protobuf.Protos.Configuration
 @using BackOffice.Common.BaseComponents
 @using Microsoft.AspNetCore.Components.Forms
 @using Tizzani.MudBlazor.HtmlEditor
@@ -94,6 +95,22 @@
                 </MudItem>
             </MudStack>
 
+            @if (_features.Any())
+            {
+                <MudText Typo="Typo.subtitle1" Class="mt-4 mb-2"><strong>ویژگی‌های پکیج</strong></MudText>
+                <MudStack Row="true" Wrap="Wrap.Wrap">
+                    @foreach (var feature in _features)
+                    {
+                        <MudCheckBox T="bool"
+                                     Value="@(_selectedFeatureIds.Contains(feature.Id))"
+                                     ValueChanged="@((bool v) => ToggleFeature(feature.Id, v))"
+                                     Disabled="_isLoading"
+                                     Label="@feature.Title"
+                                     Color="Color.Primary" />
+                    }
+                </MudStack>
+            }
+
             <MudItem xs="12">
                 <MudHtmlEditor @bind-Html="Model.Description" MinHeight="300px">
                     <MudHtmlToolbarOptions InsertImage="false" />